Abstract
Defensive publication / technical disclosure of OpenSlip, an open dual-purpose tribometer and penetrometer architecture. Published 2026-08-27 to establish prior art. Source repository: https://github.com/MVredenburgh/OpenSlip . Zenodo DOI: https://doi.org/10.5281/zenodo.22133878 . Licensed CC BY-SA 4.0.
Scope notes: this is an architecture disclosure. CAD files do not exist yet. The design is not ASTM or ANSI certified and no certification is claimed.
Creative Commons License

This work is licensed under a Creative Commons Attribution-Share Alike 4.0 License.
Recommended Citation
Vredenburgh, Michael, "OpenSlip: Open Dual-Purpose Tribometer and Penetrometer (Architecture Disclosure, 2026-08-27)", Technical Disclosure Commons, (August 28, 2026)
https://www.tdcommons.org/dpubs_series/11525